Introduction:

Appliances use electrical energy, but some appliances can do the same job with less electrical energy. Understanding this can save you money. How much? This lesson will help you find out!

Activity:

• Choose a room in the embedded window below. Find all of the electrical devices in the room.
• Estimate the time of use for each of the devices, and record your estimates for future use.

Conclusion:

Practice:

Enrichment: